@article{821,
  author = {H. van der Hart and Chris Greene},
  title = {Regularities and irregularities in partial photoionization cross sections of He},
  year = {2002},
  journal = {Physical Review A},
  volume = {66},
  month = {Jan-08-2002},
  issn = {1050-2947},
  doi = {10.1103/PhysRevA.66.022710},
}